Carlos R. Perez
(239) 440-3017 (Mobile)
Seeking a lead development position in a dynamic company offering advancement opportunities where I can apply my software development skills and experience in a team-oriented atmosphere.
SUMMARY OF QUALIFICATIONS:
Excellent academic background and practical experience in Computer Science. Experienced in computer operations, analysis, design, programming, software development life cycle and troubleshooting ASP.NET, C# and VB.NET, .NET WebServices, VB6, Java (J2EE), Python, Django, C/C++ languages, wxWidgets, Qt, HTML, Classic ASP, XML, InstallShield, COM, CGI, TCP/IP, sockets and Internet protocols.
UNIVERSITY OF THE SACRED HEART, San Juan, PR
BS in Computer Science - 1984
C#, ASP.NET, Visual Basic (VB6), C/C++, HTML, Python, Django, wxPython, wxWidgets, Qt, Medusa, XML, COM, ActiveX, MS-SQL, MySQL, TCP/IP Winsock client/server programming, Internet protocols (HTTP/CGI, SMTP/POP, NNTP, FTP, XMPP) and .NET WebServices. Excellent experience of software development life cycle (SDLC) of medium to large applications.
INFORTRAC., Leesburg, Florida
SENIOR SOFTWARE DEVELOPER – March 2008 to Present.
Designed and developed a chemical emergency response system using VisualStudio 2008, C#, ASP.NET, MS-SQL 2005. Developed web based Hazardous Materials training using ASP.NET 2.0. Also converted a legacy application of the existing emergency response software from VB6 to a C# WinForms .NET application. Implemented a PDF based Material Safety Data Sheet (MSDS) online repository using ASP.NET 2.0.
APOLLO INFORMATION SERVICES, INC., Fort Myers, Florida (contract)
WEB DEVELOPER – Feb 2008 to March 2008.
Developed an ultrasound evaluation intranet website using Python and Django MVC framework.
Marriott Vacation Club International (MVCI), Lakeland, Florida (contract)
.NET SOA MIDDLEWARE DEVELOPER – Mar. 2007 – Feb 2008.
Developed SOA middleware for reservations and credit card transaction for the Nexus architecture using C# and Oracle SQL database. Migrated several Nexus components from .NET 1.x to .NET 2.0. Designed and developed a credit card issue resolution intranet website using Python and Django MVC framework.
CORE TRANSPORT TECHNOLOGIES, Orlando, Florida (contract)
SENIOR MIDDLEWARE ARCHITECT/DEVELOPER – Jan 2006 – Feb 2007.
Designed, developed and supervised the software development life cycle of middleware applications that process a realtime flight information data feed using C# and .NET web services technology. The system receives flight information in XML files where they are parsed, added to the flight database and alerts were generated based on off-gate, takeoff, landing, on-gate, delayed, diverted, cancelled flight events. Interprocess communication and alert services were developed using Jabber instant messaging technologies.
APOLLO INFORMATION SERVICES, INC., Fort Myers, Florida
SENIOR APPLICATION ARCHITECT – June 2003 to Nov 2005.
In charge of the full development life cycle (SDLC) of several healthcare billing and document imaging applications. Designed and developed a medical document imaging and indexing system using .NET C# and .NET web services. Wrote Windows services in Python to receive and parse ER logs text document and TIFF images to be imported into the document imaging system. Designed and developed the Chart Manager application (v1.0 developed in VB6, InstallShield and v2.0 C#) to scan patients paper charts and transfer the scanned images using FTP and .NET web services (SOAP). Developed NT windows services to manipulate (LeadTools) and import medical chart images and XML data into our imaging system (Optika Accorde). Converted medical billing information between XML and HL7 to exchange information between billing systems (Clinix). Backend file and image manipulation and workflow was developed using Python 2.4.
LOYALTY MARKETING NETWORKS, Orlando, Florida
SENIOR ARCHITECT – July 2002 to June 2003.
Designed and developed a Loyalty and Frequency server application using VB6, MS-SQL. Developed a Loyalty and Gift Card application for the Dassault Talento POS terminal using C/C++ language. Coded cardholder and merchant web based reporting using ASP.
CARGORESERVATIONS.COM, Orlando, Florida
PROJECT LEADER - October 1999 to July 2002.
Designed and developed several Internet applications using Python and C++/Qt. Developed a TCP/IP based instant messenger, chat and alert system for the cargo exchange industry (client and server). Developed a multiplatform messaging client application using C++, Qt. The messaging server was developed with Python 2.2 and Medusa. Also developed an online payment system for credit cards, EFT and invoicing. Designed and developed backend business process using Tibco Rendezvous, Microsoft Message Queues, Java, Avalon/Phoenix framework.
LOYALTY REALTIME, LLC., Ocala, Florida
SENIOR SOFTWARE ENGINEER - July 1997 to October 1999.
As Lead Developer I designed and developed the Loyalty & Frequency and Electronic Gift Certificates systems. This required the following components:
Developed a Frequency and Gift Certificate application for the VeriFone Omni and Dassault Talento credit card terminals using C language. Design and
implementation of the VISA-II protocol and serial communication host application using Visual Basic. Developed transaction processing host based on
AERONET.NET ISP, Ocala, Florida
Oct 1997 to Jan 1999
Developed an interactive aircraft classified CGI engine for their web site. Also developed an interactive "shopping cart" catalog WWW site CGI database engine.
FISCHER INTERNATIONAL SYSTEMS CORP., Naples, Florida
SENIOR SOFTWARE ENGINEER - July 1989 to July 1997.
Developed an object oriented database registry for the Windows 95 version of Watchdog using MSVC++ v4.2 compiler, and MFC classes. Developed the OS/2 version of the Watchdog security software for microcomputers using MSC 6.00 and OS/2 System Developers Kit. Responsible for development and maintenance of the Installation and System Administrator programs. Developed the application system files editor.
INTERNATIONAL BUSINESS MACHINES (IBM), Cary, North Carolina
PROGRAMMING CONSULTING - June 1988 to July 1989
Developed the Executive Support System's application manager and main user interface using OS/2, Presentation Manager (PM), Microsoft C 5.1 and IBM C/2 compilers, Microsoft Windows and utilities. This required using OS/2 processes and threads, PM bitmaps, standard and user defined PM controls, interprocess message passing (DDE). Also developed internal utilities for translating bitmaps between StoryBoard and Presentation Manager formats.
HOESCHT CELANESE, Spartanburg, South Carolina
CONTRACT CONSULTING - April 1988 to June 1988
Analog and digital interfacing between textile quality control laboratory equipment and IBM PS/2 microcomputers using Microsoft FORTRAN 4.1 and Microsoft C 5.0.
GUARDIAN INSURANCE COMPANY, St. Thomas, U.S. Virgin Islands
CONTRACT CONSULTING - April 1985 to November 1987
Designed and developed a comprehensive insurance database system for the underwriting, claims and accounting departments in an IBM PC Network environment. Also provided electronic worksheet, word processing and database training.
BECKMANN INSTRUMENTS, San Juan, PR
CONTRACT CONSULTING - January 1985 to March 1985
Interfacing IBM-XT with 'ASTRA' medical laboratory analyzer. The PC collected patient's data, downloaded the data to the instrument, collected the results data and reported the results and normal values depending on the patient's sex and age. Also kept historical data and instrument calibration.
INDEPENDENT CONSULTING, June 1984 to April 1985
Provided computer consulting to a variety of firms requiring outside expertise on hardware, software and network installation. Also provided training on DOS, Lotus 1-2-3, dBASE III and accounting software. Position required relating with people at all levels of the corporation.
UNIVERSITY OF THE SACRED HEART, San Juan, PR
SENIOR PROGRAMMER/ANALYST - January 1983 to May 1984
Developed software for academic and administrative purposes. Responsible for installation of new software for Digital PDP-11/70 and VAX. Statistical data processing using Statistical Package for the Social Sciences (SPSS). Also provided advice in the microcomputer laboratory.
CAUSE PROJECT, Metropolitan University, San Juan, PR
PROGRAMMER - August 1982 to December 1982
Developed and tested educational software to be used by mathematics, biology, chemistry and physics courses.
COMPUTER ASSISTED INSTRUCTION (CAI) PROJECT
UNIVERSITY OF THE SACRED HEART, San Juan, PR
PROGRAMMER - August 1980 to May 1982
Implemented educational software to be used in mathematics, chemistry, physics and biology courses. Also worked in the development of the CAI management system software.
Fluent in English and Spanish.
Private Pilot Certificate (SEL).
Former vice-president of the Data Processing Management Association student chapter.
Character, professional references and samples of programming work available upon request.
Looking for freelance work